<div dir="ltr">Hello, <div><br></div><div style>a "<span style="font-family:arial,sans-serif;font-size:12.727272033691406px">general_trpd" is a G4Trap, please see in source file : </span><font face="arial, sans-serif">source//geometry/include/GateGeneralTrpd.hh or in the Geant4 docs : </font> <a href="http://geant4.web.cern.ch/geant4/G4UsersDocuments/UsersGuides/ForApplicationDeveloper/html/Detector/geomSolids.html">http://geant4.web.cern.ch/geant4/G4UsersDocuments/UsersGuides/ForApplicationDeveloper/html/Detector/geomSolids.html</a></div>

<div class="gmail_extra"><br></div><div class="gmail_extra">sincerely, </div><div class="gmail_extra">David<br><br><div class="gmail_quote">On Wed, Jan 9, 2013 at 7:22 AM, ???? <span dir="ltr"><<a href="mailto:golder_time@163.com" target="_blank">golder_time@163.com</a>></span> wrote:<br>

<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Dear Gates,<br>
 Is there any detailed description about  MLC design. I come into some problem of  multileaf collimator macro sentence ,such as setx3length or setX4Length, there is no explain on the website, any one can give me a clue?  The is following:<br>


/gate/mylinac_MLC_Leaf1_Left/daughters/name mylinac_MLC_Leaf1_Left_trp_sup<br>
<br>
/gate/mylinac_MLC_Leaf1_Left/daughters/insert general_trpd<br>
<br>
/gate/mylinac_MLC_Leaf1_Left_trp_sup/setMaterial AcceleratorCollimatorLeafMaterial<br>
<br>
/gate/mylinac_MLC_Leaf1_Left_trp_sup/geometry/setX1Length 16 mm<br>
<br>
/gate/mylinac_MLC_Leaf1_Left_trp_sup/geometry/setX2Length 16 mm<br>
<br>
/gate/mylinac_MLC_Leaf1_Left_trp_sup/geometry/setX3Length 162.60 mm<br>
<br>
/gate/mylinac_MLC_Leaf1_Left_trp_sup/geometry/setX4Length 162.60 mm<br>
<br>
/gate/mylinac_MLC_Leaf1_Left_trp_sup/geometry/setY1Length 3 mm<br>
<br>
/gate/mylinac_MLC_Leaf1_Left_trp_sup/geometry/setY2Length 3 mm<br>
<br>
/gate/mylinac_MLC_Leaf1_Left_trp_sup/geometry/setZLength  31.77 mm<br>
<br>
/gate/mylinac_MLC_Leaf1_Left_trp_sup/geometry/setTheta    66.567 deg ??Z???<br>
<br>
/gate/mylinac_MLC_Leaf1_Left_trp_sup/geometry/setPhi  0 deg  ?xy??<br>
<br>
/gate/mylinac_MLC_Leaf1_Left_trp_sup/geometry/setAlp1     0 deg<br>
<br>
/gate/mylinac_MLC_Leaf1_Left_trp_sup/geometry/setAlp2     0 deg<br>
<br>
/gate/mylinac_MLC_Leaf1_Left_trp_sup/placement/setTranslation    -38.38 0.0 21.615 mm<br>
<br>
#/gate/mylinac_MLC_Leaf1_Left_trp_sup/placement/setTranslation     28.63 0.0 15.885 mm<br>
<br>
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</blockquote></div><br><br clear="all"><div><br></div>-- <br>David Sarrut, Phd<br>Chargé de recherche CNRS<br>Laboratoire CREATIS, UMR CNRS 5220, Inserm U 1044<div>Centre de lutte contre le cancer Léon Bérard<br>28 rue Laënnec, 69373 Lyon cedex 08<br>

Tel : 04 78 78 51 51 / 06 74 72 05 42<br><a href="http://www.creatis.insa-lyon.fr/rio" target="_blank">http://www.creatis.insa-lyon.fr/rio</a><br>_________________________________<br> "2 + 2 = 5,  for extremely large values of 2"<br>

_________________________________</div>
</div></div>